ISSPRO R8905 User Manual
Page 2
Form No. 420A (2/4/03 Rev. B) Page 2 of 2
(Optional)
MOUNTING HARDWARE
TOP VIEW
OF ENGINE
INSTALLATION DIAGRAM R8504 2 1/16" TACHOMETER
ISUZU DIESEL ENGINE
USING: R8905 SENSOR KIT
!! BEFORE GLUING MAGNETS !!
#20 AWG (or larger)
EXTENSION WIRES
(Not Furnished)
(length to suit).
MAGNET PAIR: R8911
MOUNT: Blue Side Out
MOUNTING
BRACKET
14mm BOLT
APPX. 1/4"
12mm BOLT
#10 HARDWARE
(Use Thread Sealer)
SENSOR
FRONT OF ENGINE
2. ROUGHEN PULLEY SURFACE WITH COARSE SANDPAPER.
SWITCHED +12 VDC.
RED WIRE: CONNECT TO IGNITION
WHITE WIRE TO SENSOR
3. CLEAN MAGNET & PULLEY SURFACES WITH ALCOHOL.
1. SCRAPE AWAY PAINT.
MOUNTING BRACKET
ISSPRO R8504 TACHOMETER
3 WIRE CABLE
OTHER WIRE TO GROUND
ONE WIRE TO DASH LIGHT CIRCUIT
SENSOR WIRES
BLUE SIDE
ENGINE PULLEY
STEP
BLACK WIRE TO SENSOR
AND TO GROUND.
MOUNTING BRACKET